9.8crit

CVE-2017-12942

libunrar.a in UnRAR before 5.5.7 has a buffer overflow in the Unpack::LongLZ function.

Published 9 y ago · modified 4 mo ago · JSON

CVSS
9.8
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
2.3%
percentile 83%
Public exploits
0
none known

Summary

libunrar.a in UnRAR before 5.5.7 has a buffer overflow in the Unpack::LongLZ function.

Exploit prediction (EPSS)

2.30% probability of exploitation in the next 30 days, higher than 83% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.09.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD2.07.5AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

  • seclists.org /oss-sec/2017/q3/290 · x_refsource_MISC, x_transferred
  • kc.mcafee.com /corporate/index?page=content&id=SB10241 · x_refsource_CONFIRM, x_transferred
  • security.gentoo.org /glsa/201709-24 · vendor-advisory, x_refsource_GENTOO, x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.